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blaze::TDMatSVecMultExpr< MT, VT > Class Template Reference

Expression object for transpose dense matrix-sparse vector multiplications.The TDMatSVecMultExpr class represents the compile time expression for multiplications between column-major dense matrices and sparse vectors. More...

#include <TDMatSVecMultExpr.h>

Inherits blaze::DenseVector< TDMatSVecMultExpr< MT, VT >, false >, blaze::Expression, and blaze::Computation.

Public Types

enum  { vectorizable = 0 }
 Compilation switch for the expression template evaluation strategy.
 
enum  { canAlias = IsComputation<MT>::value && !RequiresEvaluation<MT>::value && CanAlias<MT>::value }
 Compilation flag for the detection of aliasing effects.
 
typedef TDMatSVecMultExpr< MT, VT > This
 Type of this TDMatSVecMultExpr instance.
 
typedef MultTrait< MRT, VRT >::Type ResultType
 Result type for expression template evaluations.
 
typedef ResultType::TransposeType TransposeType
 Transpose type for expression template evaluations.
 
typedef ResultType::ElementType ElementType
 Resulting element type.
 
typedef const ElementType ReturnType
 Return type for expression template evaluations.
 
typedef const ResultType CompositeType
 Data type for composite expression templates.
 
typedef SelectType
< IsExpression< MT >::value,
const MT, const MT & >::Type 
LeftOperand
 Composite type of the left-hand side dense matrix expression.
 
typedef SelectType
< IsExpression< VT >::value,
const VT, const VT & >::Type 
RightOperand
 Composite type of the right-hand side dense vector expression.
 
typedef MT::CompositeType LT
 Type for the assignment of the left-hand side dense matrix operand.
 
typedef SelectType
< IsComputation< VT >::value,
const VRT, typename
VT::CompositeType >::Type 
RT
 Type for the assignment of the right-hand side dense matrix operand.
 
typedef VT VectorType
 Type of the vector.
 

Public Member Functions

 TDMatSVecMultExpr (const MT &mat, const VT &vec)
 Constructor for the TDMatSVecMultExpr class.
 
ReturnType operator[] (size_t index) const
 Subscript operator for the direct access to the vector elements.
 
size_t size () const
 Returns the current size/dimension of the vector.
 
LeftOperand leftOperand () const
 Returns the left-hand side transpose dense matrix operand.
 
RightOperand rightOperand () const
 Returns the right-hand side sparse vector operand.
 
template<typename T >
bool isAliased (const T *alias) const
 Returns whether the expression is aliased with the given address alias.
 
VectorTypeoperator~ ()
 Conversion operator for non-constant vectors.
 
const VectorTypeoperator~ () const
 Conversion operator for constant vectors.
 

Private Types

typedef MT::ResultType MRT
 Result type of the left-hand side dense matrix expression.
 
typedef VT::ResultType VRT
 Result type of the right-hand side sparse vector expression.
 
typedef MT::CompositeType MCT
 Composite type of the left-hand side dense matrix expression.
 
typedef VT::CompositeType VCT
 Composite type of the right-hand side sparse vector expression.
 

Private Attributes

LeftOperand mat_
 Left-hand side dense matrix of the multiplication expression.
 
RightOperand vec_
 Right-hand side sparse vector of the multiplication expression.
 

Detailed Description

template<typename MT, typename VT>
class blaze::TDMatSVecMultExpr< MT, VT >

Expression object for transpose dense matrix-sparse vector multiplications.

The TDMatSVecMultExpr class represents the compile time expression for multiplications between column-major dense matrices and sparse vectors.

Constructor & Destructor Documentation

template<typename MT, typename VT>
blaze::TDMatSVecMultExpr< MT, VT >::TDMatSVecMultExpr ( const MT &  mat,
const VT &  vec 
)
inlineexplicit

Constructor for the TDMatSVecMultExpr class.

Parameters
matThe left-hand side dense matrix operand of the multiplication expression.
vecThe right-hand side sparse vector operand of the multiplication expression.

Member Function Documentation

template<typename MT, typename VT>
template<typename T >
bool blaze::TDMatSVecMultExpr< MT, VT >::isAliased ( const T *  alias) const
inline

Returns whether the expression is aliased with the given address alias.

Parameters
aliasThe alias to be checked.
Returns
true in case the given alias is contained in this expression, false if not.
template<typename MT, typename VT>
LeftOperand blaze::TDMatSVecMultExpr< MT, VT >::leftOperand ( ) const
inline

Returns the left-hand side transpose dense matrix operand.

Returns
The left-hand side transpose dense matrix operand.
template<typename MT, typename VT>
ReturnType blaze::TDMatSVecMultExpr< MT, VT >::operator[] ( size_t  index) const
inline

Subscript operator for the direct access to the vector elements.

Parameters
indexAccess index. The index has to be in the range $[0..N-1]$.
Returns
The resulting value.
template<typename VT, bool TF>
VectorType& blaze::Vector< VT, TF >::operator~ ( )
inlineinherited

Conversion operator for non-constant vectors.

Returns
Reference of the actual type of the vector.
template<typename VT, bool TF>
const VectorType& blaze::Vector< VT, TF >::operator~ ( ) const
inlineinherited

Conversion operator for constant vectors.

Returns
Const reference of the actual type of the vector.
template<typename MT, typename VT>
RightOperand blaze::TDMatSVecMultExpr< MT, VT >::rightOperand ( ) const
inline

Returns the right-hand side sparse vector operand.

Returns
The right-hand side sparse vector operand.
template<typename MT, typename VT>
size_t blaze::TDMatSVecMultExpr< MT, VT >::size ( ) const
inline

Returns the current size/dimension of the vector.

Returns
The size of the vector.

The documentation for this class was generated from the following file: